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Auropal KF
Auropal KF is a copper-free, gold-reduced casting alloy, especially suitable for the milling and double crown techniques.
Indications*
- Inlays
- Onlays, 3/4 crowns, crowns
- Telescope crowns, conus crowns
- Bridges
- Wide-span bridges
- Cast posts / cores, bars, attachments
- Implant-supported superstructures
- Partial dentures
Technical Data
| Composition (%): | Au 55.0 | Ag 30.5 | Pd 8.4 | In 5.0 | Zn 1.0 | Ge <1.0 |
| ISO | 22674:2016 |
| Type / Color | 4 / Rich Yellow |
| Density (g/cm³) | 13.7 |
| Melting Range (Solidus/Liquidus): | 910 - 1020 °C |
| Elastic Modulus (GPa): | 99 |
| As Cast Softened Hardened | |
| Vickers Hardness: | 200 140 220 |
| Tensile Strength (MPa): | 580 440 580 |
| 0.2% Proof Stress (MPa): | 450 350 530 |
| Elongation (%): | 5 17 3 |
Advantages
- Cu-free
- Excellent milling properties (attachment/double crown techniques)
- No discolouration in double crowns
- Wide range of indications
- Certified biocompatibility
Processing Data
| Investment Material: | Phosphate-bonded / Gypsum-bonded |
| Preheating / Burn- out Temperature: | 700 °C |
| Crucible | Carbon crucible / Ceramic crucible |
| Casting Temperature: | 1170 °C |
| Laser Welding Wire: | Portadur IN |
*See TYPE CLASSIFICATION DUE TO PHYSICAL PROPERTIES
Instructions for Use
